A linkage between changes in atmospheric circulation in widely separated regions

Question

A linkage between changes in atmospheric circulation in widely separated regions is known as what? a. Interconnectedness b. Interdependence c. Teleconnection d. None of the above. What is positive feedback? a. Initial change enhances change in climate b. Initial change stabilizes change in climate c. There is no change in climate d. None of the above is correct. What is negative feedback? a. Initial change enhances change in climate b. Initial change stabilizes change in climate c. There is no change in climate d. None of the above is correct. Which of the following is true about the melting of Arctic sea ice? a. It is a positive feedback mechanism b. Ice is more reflective than water c. As ice melts, ocean absorbs more radiation and in turn more ice melts d. All of the above are correct. How does accuracy of climate reconstruction generally change with respect to present day? a. Accuracy decreases with increasing time before present. b. Accuracy increases with increasing time before present. c. Accuracy is constant. d. There are many other variables that have to be taken into account. Why must we use caution when using historical records as proxy data? a. Wasn't intended to be used as climate record b. May not be dependable c. Both a and b are correct. d. None of the above is correct. Why will it take time for Earth's climate system to recover from CO_2 already being put into the atmosphere? a. There is no way to stop CO_2 emissions b. CO_2 effect decreases with time more quickly c. CO_2 has a long lifetime d. None of the above is correct.

Explanation / Answer

13 answer - teleconnection

Teleconnection is the correlation of the climate changes happening in widely seperated regions of the earth.

14 answer - a

Positive feedback will have a negitive effect , it enhances the effect

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